Finding the Fourth Proportional to 9,092.72, 13,643.18 and 4,411.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,092.72 : 13,643.18 = 4,411.86 : x
2. Step 2: Convert to fraction form
   9,092.72/13,643.18 = 4,411.86/x
3. Step 3: Cross multiply
   9,092.72x = 13,643.18 × 4,411.86
4. Step 4: Simplify right side
   9,092.72x = 60,191,778.06
5. Step 5: Solve for x
   x = 60,191,778.06/9,092.72
6. Step 6: Final answer
   x = 6,619.78